What makes an apartment luxurious? It’s not just the size, location or building pedigree. It’s those small details — a well-crafted piece of furniture, a jewel-toned cashmere throw, high-quality linens — that make a pad feel posh.

When it comes to buying a few key stylish pieces, who better to advise than New York’s top designers and tastemakers? Ten of the best in the business shared the trends they’re seeing for fall, offered their picks for little luxuries that everyone should own and revealed their favorite places to shop.